<!--
使用说明:
   v-on:  map-confirm,参数为array数组,传递经纬度值
   v-on   cancel    取消时发出事件
-->
<template>
  <div>
    <Modal @on-cancel="cancel" v-model="showMapComponent" width="800" :closable="false" :mask-closable="false">
      <baidu-map v-bind:style="mapStyle" class="bm-view" ak="cObcmPH2Av6ahtmVLEdchHCkjTS1EDji"
                 :center="center"
                 :zoom="zoom"
                 :scroll-wheel-zoom="true"
                 @click="getClickInfo"
                 @moving="syncCenterAndZoom"
                 @moveend="syncCenterAndZoom"
                 @zoomend="syncCenterAndZoom">
        <bm-view style="width: 100%; height:500px;"></bm-view>
        <bm-marker :position="{lng: center.lng, lat: center.lat}" :dragging="true" animation="BMAP_ANIMATION_BOUNCE">
        </bm-marker>
        <bm-control :offset="{width: '10px', height: '10px'}">
          <bm-auto-complete v-model="keyword" :sugStyle="{zIndex: 999999}">
            <input type="text" placeholder="请输入搜索关键字" class="serachinput">
          </bm-auto-complete>
        </bm-control>
        <bm-local-search :keyword="keyword" :auto-viewport="true" style="width:0px;height:0px;overflow: hidden;"></bm-local-search>
      </baidu-map>
      <div align="right" style="padding:15px 25px">
        <el-button type="info" @click="cancel" style="width: 75px">取消</el-button>
        <el-button type="primary" @click="confirm" align="right"  style="width: 75px" margin="300">确定</el-button>
      </div>
    </Modal>
  </div>
</template>
<script>
  import {BaiduMap, BmControl, BmView, BmAutoComplete, BmLocalSearch, BmMarker} from 'vue-baidu-map'
  export default {
    components: {
      BaiduMap,
      BmControl,
      BmView,
      BmAutoComplete,
      BmLocalSearch,
      BmMarker
    },
    data: function () {
      return {
        showMapComponent: this.value,
        keyword: '',
        mapStyle: {
          width: '100%',
          height: this.mapHeight + 'px'
        },
        center: {lng: 116.404, lat: 39.915},
        zoom: 15
      }
    },
    watch: {
      value: function (currentValue) {
        this.showMapComponent = currentValue
        if (currentValue) {
          this.keyword = ''
        }
      }
    },
    props: {
      value: Boolean,
      mapHeight: {
        type: Number,
        default: 500
      }
    },
    methods: {
      /***
       * 地图点击事件。
       */
      getClickInfo (e) {
        
        this.center.lng = e.point.lng
        this.center.lat = e.point.lat
      },
      syncCenterAndZoom (e) {
        const {lng, lat} = e.target.getCenter()
        this.center.lng = lng
        this.center.lat = lat
        this.zoom = e.target.getZoom()
      },
      /***
       * 确认
       */
      confirm: function () {
        this.showMapComponent = false
        //console.log( this.center)
        //this.$emit('map-confirm', this.center)
        this.$emit('map-confirm', this.center)
      },
      /***
       * 取消
       */
      cancel: function () {
        this.showMapComponent = false
        this.$emit('cancel', this.showMapComponent)
      }
    }
  }
</script>

<style scoped>
  .serachinput{
    width: 300px;
    box-sizing: border-box;
    padding: 9px;
    border: 1px solid #dddee1;
    line-height: 20px;
    font-size: 16px;
    height: 38px;
    color: #333;
    position: relative;
    border-radius: 4px;
    -webkit-box-shadow: #666 0px 0px 10px;
    -moz-box-shadow: #666 0px 0px 10px;
    box-shadow: #666 0px 0px 10px;
  }
</style>
